目的 探讨胎儿胃畸胎瘤产前超声诊断的意义.方法 回顾性分析近年来在我院产前诊断检出的胎儿胃畸胎瘤患者2例的临床、超声及病理特点,并进行文献复习.结果 2例均引产,男死婴,超声下胎儿腹腔内混合回声包块,声像特点符合畸胎瘤声像特征;病理结果1例为胃未成熟畸胎瘤,1例为胃成熟畸胎瘤.结论 胎儿胃畸胎瘤罕见,容易误诊,最终确诊有赖于病理检查,但超声波是该病简便,直接的检出方法,对判断胎儿预后有很好的帮助.%Objective To discuss the significance of diagnosing fetal stomach teratoma by ultrasound.Methods To retrospectively analyze 2 fetuses with stomach teratoma in our hospital.We presented the clinical,ultrasound,and pathological features of them and reviewed related literature.Results We found that there are hybrid echo masses in the abdominal of the fetuses by sonography,and they both have the ultrasound features which mostly like the teratomas.Two cases were dead after induced abortion.The pathological results were gastric immature teratoma in one and stomach mature teratoma another.Conclusion The fetal stomach teratoma is rare lesions and easily be misdiagnosed in clinic.The diagnosis depends on pathological examination but the ultrasound diagnosis is the most easy and direct method and is helpful to estimate the prognosis of the fetus.
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